根据对话内容及方框中所给的句子补全对话。选项中有一项是多余选项。
A: Excuse me, could you tell me how to get to Longjia Airport from here?
B: First, walk down this street, then turn right at the second crossing, next…
A: Wait a minute, please. _________
B: OK, next go straight until you see a bus stop. _________
A: Do you know how long it takes to get there by bus?
B: About 50 minutes. __________ You’d better take a taxi.
A: _________
B: You can stand here and wait for a taxi.
A: How long does it take to go there by taxi?
B: I think it will take about half an hour .
A: ________
B: You are welcome.

A. Sorry, I don’t know. B. You can take a bus there. C. It’s pretty far from here. D. Let me write it down in my notebook. E. Where can I take a taxi? F. Thank you for your kindness.